Derivatives Statements of financial performance and financial position (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Derivative [Line Items]
Unrealized Gain (Loss) on Cash Flow Hedging Instruments		$ 262
Borrowing Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 0	25,000
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	262
Loan Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,700	29,651
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	0
Other Assets [Member] | Borrowing Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	0	0
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	0
Other Assets [Member] | Loan Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	0	29,651
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	(1,952)
Other Assets [Member] | Loan Derivative [Member] | Individually Immaterial Counterparties [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,700	0
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	(1,508)	0
Other Assets [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,700	29,651
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	(1,508)	(1,952)
Other Liabilities [Member] | Borrowing Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	0	25,000
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	262
Other Liabilities [Member] | Loan Derivative [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,700	0
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	1,508	0
Other Liabilities [Member] | Loan Derivative [Member] | Individually Immaterial Counterparties [Member]
Derivative [Line Items]
Derivative, Notional Amount	0	29,651
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	0	1,952
Other Liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,700	54,651
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	$ 1,508	$ 2,214